by law, they have to happen on january 20th. and that means that the inaugural parade and ceremony will happen on the following monday. that is also the 50th anniversary of the martin luther king, jr. "i have a dream speech." in washington, d.c., cbs 5 5. >>> vice president biden was sworn in this morning. the supreme court justice administered the oath. tomorrow, he will take the oath again right before the president on the steps of the capitol with people looking on from the national mall. >>> more star power on tap this year. >> lady gaga is set to perform during the festivities. the pop star will sing at tuesday's ball for the staffers. typically, a private affair. and she will perform a specially worded number at the event, similar to what jayz did four years ago when he added his own lyrics at the same event. and now coming up on face the nation, the inauguration and the next four years for president barack obama. the state white house senior adviser will join this morning at 8:30 a.m. here on cbs 5. >>> the bart station i